Stroll of the navigator... (Consolidate and better cache navigation access code)

Dependent navigations may be for collections or references. This code moves the check for collection/reference inside the cache lookup to avoid doing it over and over. Also, the property setter/getter are made available for collection nav props because these are needed for creating an setting a new collection automatically.
Fix #293
More work on relational filtering.
Adds more async extension methods

Fix #256
Update tests to build on k10
Add missing files to projects
Updating build.sh based on KRuntime changes
Some refactoring in query in preparation for provider specific SQL gen
Add csproj to sln and add skeleton code rowanmiller
Beginnings of a provider for Azure Table Storage.

Add null checks on public interfaces.
Batching is now configured per context.
Wrap Azure SDK in more testable interfaces and wrappers. Fix async issues on fetching
Update datastore to match new API.
Minor tweaks. Change batching setup to use configuration.
Whitespace fixes (R# code cleanup)
Implement HasTables. Add strings resource and check utilities. Wrap the CloudtTableClient in a testable interface
Add TODOs and more whitespace corrections
Culture invariant dates and other minor tweaks.
Add functional and unit testing to ATS requests. Enhance error handling.
Adds support for server-side filtering of data types supported by ATS.
Rebase on dev
Renamed class to match convention and other fixes.
POCO support for AzureTableStorage
Use factory to resolve adapter types and other improvements to POCO support for ATS
Update ATS querying pipeline to meet Northwind spec

Use factories and DI
Refactored TableFilter construction into a factory
Support for shadow state properties
Beginnings the Fluent API extension for ATS
Refactored POCO support to use already optimized clr accessors
Unit tests and bug fixes for ATS. Remove dependency on WindowsAzure assembly for functional tests. Remove redundant tests. Fix bugs in query pipeline and batching

Rename classes.